shell:$ nslookup -timeout=2 -retry=1 'bksiazek.arte.usermd.net'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
bksiazek.arte.usermd.net	canonical name = usermd.net.
Name:	usermd.net
Address: 46.248.186.49